/*
 * Copyright (c) Facebook, Inc. and its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "velox/exec/PlanNodeStats.h"
#include <gtest/gtest.h>

namespace facebook::velox::exec::test {

TEST(PlanNodeStatsTest, exprStatsTotal) {
  PlanNodeStats stats;
  stats.expressionStats["foo"] = ExprStats{
      .timing = {.wallNanos = 1, .cpuNanos = 2},
      .numProcessedRows = 3,
      .numProcessedVectors = 4};

  PlanNodeStats total;
  total += stats;
  EXPECT_EQ(total.expressionStats["foo"], stats.expressionStats["foo"]);
}

} // namespace facebook::velox::exec::test
